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SubjectRe: [PATCH 2/4] Makes all those related functions receive the FILE pointer
On Mon, Sep 18, 2017 at 01:55:20PM +0800, yuzhoujian wrote:

SNIP

> out_put:
> addr_location__put(&al);
> @@ -1605,6 +1617,7 @@ static int process_comm_event(struct perf_tool *tool,
> struct perf_session *session = script->session;
> struct perf_evsel *evsel = perf_evlist__id2evsel(session->evlist, sample->id);
> int ret = -1;
> + FILE *fp;
>
> thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid);
> if (thread == NULL) {
> @@ -1621,8 +1634,9 @@ static int process_comm_event(struct perf_tool *tool,
> sample->tid = event->comm.tid;
> sample->pid = event->comm.pid;
> }
> - print_sample_start(sample, thread, evsel);
> - perf_event__fprintf(event, stdout);
> + fp = stdout;
> + fprint_sample_start(sample, thread, evsel, fp);
> + perf_event__fprintf(event, fp);

please make this simple 'adding fp argument to print functions'
change and just pass stdout in here ... and do the rest of changes
later on

thanks,
jirka

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